USB memory stick



FIG. 1 is a perspective view of the USB memory stick.

FIG. 2 is a front view thereof.

FIG. 3 is a back view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a top view thereof.

FIG. 6 is a end view thereof.

FIG. 7 is the other end; and,

FIG. 8 is a perspective view with a portion rotated.

The ornamental design for USB memory stick, as shown and described.